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Slider滑动输入条

Slider是滑动型输入器,用于展示当前值和可选范围,适用于用户在数值区间或自定义区间内进行选择,可选值可为连续或离散值。

代码演示

  1. 基本滑动条rangetrue时渲染为双滑块,disabledtrue时滑块不可用,示例如下:
Disabled:
vue
<template>
  <div>
    <a-slider id="test" v-model:value="value1" :disabled="disabled" />
    <a-slider v-model:value="value2" range :disabled="disabled" />
    Disabled:
    <a-switch v-model:checked="disabled" size="small" />
  </div>
</template>
<script lang="ts" setup>
import { ref } from 'vue';
const value1 = ref<number>(0);
const value2 = ref<[number, number]>([20, 50]);
const disabled = ref<boolean>(false);
</script>
<style scoped>
.code-box-demo .ant-slider {
  margin-bottom: 16px;
}
</style>
  1. 带输入框的滑块 与数字输入框组件保持同步:
vue
<template>
  <div>
    <a-row>
      <a-col :span="12">
        <a-slider v-model:value="inputValue1" :min="1" :max="20" />
      </a-col>
      <a-col :span="4">
        <a-input-number v-model:value="inputValue1" :min="1" :max="20" style="margin-left: 16px" />
      </a-col>
    </a-row>
    <a-row>
      <a-col :span="12">
        <a-slider v-model:value="inputValue" :min="0" :max="1" :step="0.01" />
      </a-col>
      <a-col :span="4">
        <a-input-number
          v-model:value="inputValue"
          :min="0"
          :max="1"
          :step="0.01"
          style="margin-left: 16px"
        />
      </a-col>
    </a-row>
  </div>
</template>
<script lang="ts" setup>
import { ref } from 'vue';
const inputValue = ref<number>(0);
const inputValue1 = ref<number>(1);
</script>
<style scoped>
.code-box-demo .ant-slider {
  margin-bottom: 16px;
}
</style>
  1. 带icon的滑块 滑块左右可设置图标,代码如下:
vue
<template>
  <div class="icon-wrapper">
    <frown-outlined :style="{ color: preColor }" />
    <a-slider v-model:value="sliderValue" :min="0" :max="20" />
    <smile-outlined :style="{ color: nextColor }" />
  </div>
</template>
<script lang="ts" setup>
import { ref, computed } from 'vue';
import { FrownOutlined, SmileOutlined } from '@ant-design/icons-vue';
const sliderValue = ref<number>(0);
const min = ref<number>(0);
const max = ref<number>(20);

const preColor = computed(() => {
  const mid = +((max.value - min.value) / 2).toFixed(5);
  return sliderValue.value >= mid ? '' : 'rgba(0, 0, 0, .45)';
});

const nextColor = computed(() => {
  const mid = +((max.value - min.value) / 2).toFixed(5);
  return sliderValue.value >= mid ? 'rgba(0, 0, 0, .45)' : '';
});
</script>
<style scoped>
.icon-wrapper {
  position: relative;
  padding: 0px 30px;
}

.icon-wrapper .anticon {
  position: absolute;
  top: -2px;
  width: 16px;
  height: 16px;
  line-height: 1;
  font-size: 16px;
  color: rgba(0, 0, 0, 0.25);
}

.icon-wrapper .anticon:first-child {
  left: 0;
}

.icon-wrapper .anticon:last-child {
  right: 0;
}
</style>
  1. 自定义提示 使用tipFormatter格式化Tooltip内容,设为null则隐藏Tooltip
vue
<template>
  <div>
    <a-slider :tip-formatter="formatter" />
    <a-slider :tip-formatter="null" />
  </div>
</template>
<script lang="ts" setup>
const formatter = (value: number) => {
  return `${value}%`;
};
</script>
  1. 事件 值改变时触发onChange,鼠标松开时触发onAfterChange
vue
<template>
  <div class="code-box-demo">
    <a-slider v-model:value="value1" @change="onChange" @afterChange="onAfterChange" />
    <a-slider v-model:value="value2" range :step="10" @change="onChange" @afterChange="onAfterChange" />
  </div>
</template>
<script lang="ts" setup>
import { ref } from 'vue';
const value1 = ref<number>(30);
const value2 = ref<[number, number]>([20, 50]);

const onChange = (value: number) => {
  console.log('onChange: ', value);
};

const onAfterChange = (value: number) => {
  console.log('afterChange: ', value);
};
</script>
<style scoped>
.code-box-demo .ant-slider {
  margin-bottom: 16px;
}
</style>
  1. 带标签的滑块 使用marks标注分段式滑块,included控制标记关系,step影响可选值:

included=true

0°C26°C37°C100°C
0°C26°C37°C100°C

included=false

0°C26°C37°C100°C

marks & step

0°C26°C37°C100°C

step=null

0°C26°C37°C100°C
vue
<template>
  <div id="components-slider-demo-mark">
    <h4>included=true</h4>
    <a-slider v-model:value="value1" :marks="marks">
      <template #mark="{ label, point }">
        <template v-if="point === 100">
          <strong>{{ label }}</strong>
        </template>
        <template v-else>{{ label }}</template>
      </template>
    </a-slider>
    <a-slider v-model:value="value2" range :marks="marks">
      <template #mark="{ label, point }">
        <template v-if="point === 100">
          <strong>{{ label }}</strong>
        </template>
        <template v-else>{{ label }}</template>
      </template>
    </a-slider>

    <h4>included=false</h4>
    <a-slider v-model:value="value3" :marks="marks" :included="false">
      <template #mark="{ label, point }">
        <template v-if="point === 100">
          <strong>{{ label }}</strong>
        </template>
        <template v-else>{{ label }}</template>
      </template>
    </a-slider>

    <h4>marks & step</h4>
    <a-slider v-model:value="value4" :marks="marks" :step="10">
      <template #mark="{ label, point }">
        <template v-if="point === 100">
          <strong>{{ label }}</strong>
        </template>
        <template v-else>{{ label }}</template>
      </template>
    </a-slider>

    <h4>step=null</h4>
    <a-slider v-model:value="value5" :marks="marks" :step="null">
      <template #mark="{ label, point }">
        <template v-if="point === 100">
          <strong>{{ label }}</strong>
        </template>
        <template v-else>{{ label }}</template>
      </template>
    </a-slider>
  </div>
</template>
<script lang="ts" setup>
import { ref } from 'vue';
const value1 = ref<number>(37);
const value2 = ref<[number, number]>([26, 37]);
const value3 = ref<number>(37);
const value4 = ref<number>(37);
const value5 = ref<number>(37);
const marks = ref<Record<number, any>>({
  0: '0°C',
  26: '26°C',
  37: '37°C',
  100: {
    style: {
      color: '#f50',
    },
    label: '100°C',
  },
});
</script>
<style scoped>
#components-slider-demo-mark h4 {
  margin: 0 0 16px;
}
#components-slider-demo-mark .ant-slider-with-marks {
  margin-bottom: 44px;
}
</style>
  1. 垂直方向的Slider
0°C26°C37°C100°C
vue
<template>
  <div style="height: 300px">
    <div style="display: inline-block; height: 300px; margin-left: 70px">
      <a-slider v-model:value="value1" vertical />
    </div>
    <div style="display: inline-block; height: 300px; margin-left: 70px">
      <a-slider v-model:value="value2" vertical range :step="10" />
    </div>
    <div style="display: inline-block; height: 300px; margin-left: 70px">
      <a-slider v-model:value="value3" vertical range :marks="marks" />
    </div>
  </div>
</template>
<script lang="ts" setup>
import { ref, createVNode } from 'vue';
const value1 = ref<number>(30);
const value2 = ref<[number, number]>([20, 50]);
const value3 = ref<[number, number]>([26, 37]);
const marks = ref<Record<number, any>>({
  0: '0°C',
  26: '26°C',
  37: '37°C',
  100: {
    style: {
      color: '#f50',
    },
    label: createVNode('strong', {}, '100°C'),
  },
});
</script>
<style scoped>
.code-box-demo .ant-slider {
  margin-bottom: 16px;
}
</style>
  1. 控制ToolTip的显示tooltipOpentrue时始终显示ToolTip:
vue
<template>
  <a-slider v-model:value="value" :tooltip-open="true" />
</template>
<script lang="ts" setup>
import { ref } from 'vue';
const value = ref<number>(30);
</script>
  1. 反向 设置reverse将滑动条置反:
Reversed:
vue
<template>
  <div>
    <a-slider v-model:value="value1" :reverse="reverse" />
    <a-slider v-model:value="value2" range :reverse="reverse" />
    Reversed:
    <a-switch v-model:checked="reverse" size="small" />
  </div>
</template>
<script lang="ts" setup>
import { ref } from 'vue';
const value1 = ref<number>(30);
const value2 = ref<[number, number]>([20, 50]);
const reverse = ref<boolean>(true);
</script>

API

参数说明类型默认值版本
autofocus自动获取焦点,开启此功能后,组件加载时会自动获取焦点booleanfalse-
disabled若设置为true,滑块将处于禁用状态,无法进行交互操作booleanfalse-
dots设置为true时,滑块只能被拖拽到刻度位置上booleanfalse-
includedmarks不为空对象时生效。true表示不同标记间的值为包含关系;false表示为并列关系booleantrue-
mark可通过具名插槽v-slot:mark来自定义刻度标记,接收point(刻度值)和label(刻度标签)两个参数v-slot:mark{ point: number, label: any }3.0
marks用于设置刻度标记,key必须为number类型且取值在[min, max]闭区间内。每个标签可单独设置样式object{ number: string |VNode } or { number: { style: object, label: string | VNode } } or { number: () => VNode }
max滑块可设置的最大值number100-
min滑块可设置的最小值number0-
range设为true时,开启双滑块模式,可同时选择两个值确定一个范围booleanfalse-
reverse设置为true,将反向显示坐标轴,改变滑块滑动方向booleanfalse1.5.0
step步长,取值需大于0且能被(max - min)整除。当marks不为空对象时,可设为null,此时滑块可选值仅为marks标注的部分number|null1-
value(v - model)用于设置当前取值。单滑块时为number类型;双滑块模式(rangetrue)时为[number, number]数组类型number|number[]--
vertical设为true,Slider呈垂直方向展示Booleanfalse-
tipFormatterSlider将当前值传入tipFormatterTooltip显示其返回值;设为null则隐藏TooltipFunction|nullIDENTITY-
tooltipPlacement设置Tooltip展示位置,可参考Tooltip组件的相关设置string-1.5.0
tooltipOpentrue时,Tooltip始终显示;为false时,即使在拖动、移入时也不显示Boolean-4.0
getTooltipPopupContainer指定Tooltip的渲染父节点,默认渲染到bodyFunction() => document.body1.5.0